Personalized You Are Stronger Than You Think You Are T-Shirt. True strength always comes from inside. From "Dog and Mouse" by Michelle Nelson-Schmidt, You are Stronger Than You Think You Are T-Shirt - Pacific Blue gives us a reminder to believe in ourselves and trust our inner strength. Everyone loves our Custom T-Shirts! Wardrobe essential for looking good, 24/7. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar. Shoulder-to-shoulder taping. Double-needle stitched sleeves, bottom hem and front neck. Note: greys are a cotton/polyester blend.